(19)

(11)

EP 0 923 565 A1

(12)

(43) Date of publication: 23.06.1999 Bulletin 1999/25 (21) Application number: 97936872.0 (22) Date of filing: 25.08.1997

(51) International Patent Classification (IPC):  C07D 305/ 14( . ) C07D 263/ 06( . ) C07D 263/ 04( . ) C07D 413/ 12( . ) (86) International application number: PCT/KR1997/000157 (87) International publication number: WO 1998/008832 (05.03.1998 Gazette 1998/09)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 27.08.1996 KR 19960035754 (71) Applicant: HANMI PHARMACEUTICAL CO.,LTD. Kyunggi-do 445-910 (KR)

(72) Inventors: KIM, Kyoung, Soo Kwangjin-gu, Seoul 143-210 (KR) CHAI, Ki, Byung Yongsan-gu, Seoul 140-120 (KR) MOON, Young, Ho Sungnam-City, Kyonggi-do 463-070 (KR) LEE, Kwang, Ok Soedaemun-ku, Seoul 120-113 (KR) KIM, Nam, Du, 1101-1403, Samsung 4th Apt Yongin-city, Kyonggi-do 449-840 (KR) HA, Tae, Hee Sungnam-city, Kyonggi-do 463-500 (KR) SHIN, Jung, Ae Mapo-gu, Seou l 121-100 (KR) LEE, Gwan, Sun Songpa-gu, Seoul 138-160 (KR) KIM, Wan, Joo Songpa-gu, Seoul 138-050 (KR) (74) Representative: Kaiser, Jürgen, Dr.  Winter, Brandl & Partner, Alois-Steinecker-Strasse 22 85354 Freising 85354 Freising (DE)